From owner-freebsd-current@FreeBSD.ORG Mon Feb 20 20:16:57 2006 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id C476316A420 for ; Mon, 20 Feb 2006 20:16:57 +0000 (GMT) (envelope-from kris@obsecurity.org) Received: from elvis.mu.org (elvis.mu.org [192.203.228.196]) by mx1.FreeBSD.org (Postfix) with ESMTP id 7A80243D45 for ; Mon, 20 Feb 2006 20:16:57 +0000 (GMT) (envelope-from kris@obsecurity.org) Received: from obsecurity.dyndns.org (elvis.mu.org [192.203.228.196]) by elvis.mu.org (Postfix) with ESMTP id 580E01A3C22; Mon, 20 Feb 2006 12:16:57 -0800 (PST) Received: by obsecurity.dyndns.org (Postfix, from userid 1000) id 84F245186D; Mon, 20 Feb 2006 15:16:56 -0500 (EST) Date: Mon, 20 Feb 2006 15:16:56 -0500 From: Kris Kennaway To: Yar Tikhiy Message-ID: <20060220201656.GA20356@xor.obsecurity.org> References: <43ED294A.2050505@savvis.net> <43F6C577.5020901@savvis.net> <20060220165019.GF55136@comp.chem.msu.su> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="IS0zKkzwUGydFO0o" Content-Disposition: inline In-Reply-To: <20060220165019.GF55136@comp.chem.msu.su> User-Agent: Mutt/1.4.2.1i Cc: freebsd-current@freebsd.org Subject: Re: -current is sluggish X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 20 Feb 2006 20:16:57 -0000 --IS0zKkzwUGydFO0o Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Feb 20, 2006 at 07:50:19PM +0300, Yar Tikhiy wrote: > On Fri, Feb 17, 2006 at 10:57:59PM -0800, Maksim Yevmenkin wrote: > > Maksim Yevmenkin wrote: > > >Dear Hackers, > > > > > >after upgrading to today's current my laptop is very sluggish > [snip] > > and just to close this thread, all i had to do is put > >=20 > > performance_cx_lowest=3D"HIGH" > >=20 > > into my /etc/rc.conf and then > >=20 > > # /etc/rc.d/power_profile 0x01 > >=20 > > this fixes things for me. > >=20 > > i find it strange that /etc/defaults/rc.cond has=20 > > performance_cx_lowest=3D"LOW", but someone must have had a good reason = for=20 > > this. >=20 > I'm about to run CURRENT on a rather modern laptop with all the > fancy power-control stuff, which I've never done before, so this > thread is rather interesting to me. According to rc.conf(5), > performance_cx_lowest specifies a CPU power state when idle. > Shouldn't it have no effect on the CPU speed when it has some real > work to do? Looks like there is significant latency in the CPU's > transition from idle state to active state -- at least in your case. Talk to njl@, who recently made this change. Kris --IS0zKkzwUGydFO0o Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) iD8DBQFD+iO3Wry0BWjoQKURAsIpAJsEc0+x35WkoDiFqAQuUYuNtq6GnACdGds2 KlTuJFm2kLV7/qjQmNlWvP8= =3CrT -----END PGP SIGNATURE----- --IS0zKkzwUGydFO0o--